A gold open-faced sweep seconds watch, J.E. Caldwell & Co. circa 1925

18k, nickel lever movement signed Vacheron & Constantin, 19 jewels, bi-metallic compensation balance, precision regulator, 8 adjustments, wolf's tooth winding, gold polished cuvette, silvered dial, applied Arabic numerals, sweep center seconds, outer seconds track, case, dial and movement signed.